How to use

quit

method

in

org.openqa.selenium.firefox.FirefoxDriver

@Override
public void destroyInstance(FirefoxDriver instance) {
  instance.quit();
}

@Override
public void destroyInstance(FirefoxDriver instance) {
  instance.quit();
}

Driver.quit();   

@AfterClass
public static void closeBrowser() {
  browser.quit();
}

 @Test
public void testTextFocusBlurDirect() throws Exception {
 FirefoxDriver driver = new FirefoxDriver();

 driver.navigate().to(getClass().getResource("/TestTextFocusBlur.html"));

 for (int i = 0; i < 200; i++) {
   String magic = "test" + System.currentTimeMillis();
   driver.findElementById("boxOne").clear();
   Thread.sleep(100);
   driver.findElementById("boxOne").sendKeys(magic);
   Thread.sleep(100);
   driver.findElementById("boxTwo").clear();
   Thread.sleep(100);
   driver.findElementById("boxTwo").sendKeys("" + i);
   Thread.sleep(100);
   assertEquals(magic, driver.findElementById("boxOne").getAttribute("value"));
 }

 driver.quit();
}

driver.quit();